Mark Sherwin Sierva: Email & Phone Number

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Software Quality Assurance Tester at Rooche Digital|Quezon City, National Capital Region, Philippines

Position:

Software Quality Assurance Tester at Rooche Digital

Location:

Quezon City, National Capital Region, Philippines

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Last updated: 2026-07-04

Updated: 2026-07-04

Found email addresses for Mark Sherwin Sierva:

Business emails:

********@gmail.com

Found phone for Mark Sherwin Sierva:

+63-***-***-6756

A different Mark Sherwin Sierva?

Work Experience 11 years

Software Quality Assurance Tester at Rooche Digital

Jun 2020 - Current

Operations Team Lead at TELUS

Jan 2021 - Current

Operations Team Lead at TELUS

Apr 2021 - May 2024

Team Leader at Concentrix

Sep 2015 - Apr 2021

Mark Sherwin Sierva started working in 2015, then the employee has changed 2 companies and 2 jobs. On average, Mark Sherwin Sierva works for one company for 5 years 1 month.

Their professional focus is Agile Methodologies, Apple Software, and automation tester across 3 core areas.

Education

Polytechnic University of the Philippines

Frequently Asked Questions

What is Mark Sherwin Sierva's email address?

SignalHire found a verified business email address for Mark Sherwin Sierva: ********@gmail.com.

What is Mark Sherwin Sierva's phone number?

SignalHire found a verified phone number for Mark Sherwin Sierva: +63-***-***-6756.

How do I contact Mark Sherwin Sierva at Rooche Digital?

You can reach Mark Sherwin Sierva through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Mark Sherwin Sierva's professional background?

Mark Sherwin Sierva has 11 years of professional experience. They have held roles including Operations Team Lead, Operations Team Lead, and Team Leader at companies such as TELUS, TELUS, and Concentrix. Their education includes Polytechnic University of the Philippines.

Is Mark Sherwin Sierva's contact information up to date?

Yes. Mark Sherwin Sierva's SignalHire profile was last updated on 4 July 2026, reflecting their current position as Software Quality Assurance Tester at Rooche Digital.

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